Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

David Jonathan Segar, MD

Individual provider Neurological Surgery Physician · NPI 1356703680

David Jonathan Segar, MD is a Neurological Surgery Physician in San Francisco, California. Licensed in California. Registered with an NPI since 2016.

Licensed in
CA
In the registry since
2016
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

400 Parnassus Ave # A811
San Francisco, CA 94143-2202
Phone: (415) 353-7500
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Neurological Surgery Physician (primary) Taxonomy 207T00000X · Licence A185505 (CA)

Record details

NPI number1356703680
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 25, 2016
Last updated in NPPESOctober 31, 2023
Certification dateOctober 31, 2023

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